2506140

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:58

約数の個数: 240

約数和(自身を含む): 10245312

約数和(自身を除く): 7739172

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 17, 18, 20, 21, 26, 27, 28, 30, 34, 35, 36, 39, 42, 45, 51, 52, 54, 60, 63, 65, 68, 70, 78, 81, 84, 85, 90, 91, 102, 105, 108, 117, 119, 126, 130, 135, 140, 153, 156, 162, 170, 180, 182, 189, 195, 204, 210, 221, 234, 238, 252, 255, 260, 270, 273, 306, 315, 324, 340, 351, 357, 364, 378, 390, 405, 420, 442, 455, 459, 468, 476, 510, 540, 546, 567, 585, 595, 612, 630, 663, 702, 714, 756, 765, 780, 810, 819, 884, 910, 918, 945, 1020, 1053, 1071, 1092, 1105, 1134, 1170, 1190, 1260, 1326, 1365, 1377, 1404, 1428, 1530, 1547, 1620, 1638, 1755, 1785, 1820, 1836, 1890, 1989, 2106, 2142, 2210, 2268, 2295, 2340, 2380, 2457, 2652, 2730, 2754, 2835, 3060, 3094, 3213, 3276, 3315, 3510, 3570, 3780, 3978, 4095, 4212, 4284, 4420, 4590, 4641, 4914, 5265, 5355, 5460, 5508, 5670, 5967, 6188, 6426, 6630, 6885, 7020, 7140, 7371, 7735, 7956, 8190, 9180, 9282, 9639, 9828, 9945, 10530, 10710, 11340, 11934, 12285, 12852, 13260, 13770, 13923, 14742, 15470, 16065, 16380, 17901, 18564, 19278, 19890, 21060, 21420, 23205, 23868, 24570, 27540, 27846, 29484, 29835, 30940, 32130, 35802, 36855, 38556, 39780, 41769, 46410, 48195, 49140, 55692, 59670, 64260, 69615, 71604, 73710, 83538, 89505, 92820, 96390, 119340, 125307, 139230, 147420, 167076, 179010, 192780, 208845, 250614, 278460, 358020, 417690, 501228, 626535, 835380, 1253070, 2506140]

約数ペア:

[(1, 2506140), (2, 1253070), (3, 835380), (4, 626535), (5, 501228), (6, 417690), (7, 358020), (9, 278460), (10, 250614), (12, 208845), (13, 192780), (14, 179010), (15, 167076), (17, 147420), (18, 139230), (20, 125307), (21, 119340), (26, 96390), (27, 92820), (28, 89505), (30, 83538), (34, 73710), (35, 71604), (36, 69615), (39, 64260), (42, 59670), (45, 55692), (51, 49140), (52, 48195), (54, 46410), (60, 41769), (63, 39780), (65, 38556), (68, 36855), (70, 35802), (78, 32130), (81, 30940), (84, 29835), (85, 29484), (90, 27846), (91, 27540), (102, 24570), (105, 23868), (108, 23205), (117, 21420), (119, 21060), (126, 19890), (130, 19278), (135, 18564), (140, 17901), (153, 16380), (156, 16065), (162, 15470), (170, 14742), (180, 13923), (182, 13770), (189, 13260), (195, 12852), (204, 12285), (210, 11934), (221, 11340), (234, 10710), (238, 10530), (252, 9945), (255, 9828), (260, 9639), (270, 9282), (273, 9180), (306, 8190), (315, 7956), (324, 7735), (340, 7371), (351, 7140), (357, 7020), (364, 6885), (378, 6630), (390, 6426), (405, 6188), (420, 5967), (442, 5670), (455, 5508), (459, 5460), (468, 5355), (476, 5265), (510, 4914), (540, 4641), (546, 4590), (567, 4420), (585, 4284), (595, 4212), (612, 4095), (630, 3978), (663, 3780), (702, 3570), (714, 3510), (756, 3315), (765, 3276), (780, 3213), (810, 3094), (819, 3060), (884, 2835), (910, 2754), (918, 2730), (945, 2652), (1020, 2457), (1053, 2380), (1071, 2340), (1092, 2295), (1105, 2268), (1134, 2210), (1170, 2142), (1190, 2106), (1260, 1989), (1326, 1890), (1365, 1836), (1377, 1820), (1404, 1785), (1428, 1755), (1530, 1638), (1547, 1620)]